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Detail specifications 43HR - Level 2 ★

The jump fit

A jump shift by the responder’ at level four, after a major opening and the opponent's overcall is a jump fit. This bid requires:
   a four-card fit in the partner's major suit,
   enough strength to go to game, at least 11HCP
   a strong five-card suit with two high honors
   Be careful! Don't mistake a splinter for a jump fit. After the opponents' overcall, there can be no splinter...except in the opponents' suit
King Spades
Queen Spades
10 Spades
5 Spades
4 Spades
Jack Hearts
7 Hearts
Ace Clubs
Queen Clubs
7 Clubs
3 Clubs
7 Diamonds
4 Diamonds
SWNE
1 Pique 2 Coeur
4 Trefle
Ace Spades
Jack Spades
9 Spades
6 Spades
8 Hearts
5 Hearts
King Clubs
Jack Clubs
10 Clubs
9 Clubs
6 Clubs
4 Clubs
3 Diamonds
Exercise E4979 4 clubs is a jump fit.
 
SWNE
1 Coeur 1 Pique 4 Carreau 4 Pique
X
Queen Spades
Jack Spades
4 Spades
Queen Hearts
Jack Hearts
6 Hearts
5 Hearts
2 Hearts
Ace Clubs
King Clubs
10 Clubs
8 Clubs
4 Diamonds
Exercise E4966 4 diamonds is a jump fit.
 
 
Examples of jump fits
In a competitive auction jump fits can sometimes be the decisive factor which allows you:
  • to continue the bidding up to slam
  • to punish bold opponents
  • to go down in a contract very profitably.

Ace Spades
Jack Spades
9 Spades
6 Spades
8 Hearts
5 Hearts
King Clubs
Jack Clubs
10 Clubs
9 Clubs
6 Clubs
4 Clubs
3 Diamonds
SWNE
1 Pique 2 Coeur 4 Trefle 4 Coeur
4 Pique 5 Coeur Pass Pass
5 Pique
King Spades
Queen Spades
10 Spades
5 Spades
4 Spades
Jack Hearts
7 Hearts
Ace Clubs
Queen Clubs
7 Clubs
3 Clubs
7 Diamonds
4 Diamonds
Exercise E4980 4 shows a strong five-card club suit. The opener won't let your opponents win the auction with this splendid double fit in spades and clubs. He knows that the 5 contract would be made and makes a decidedly profitable sacrificial contract with this excellent double fit
 
SWNE
1 Coeur 1 Pique 4 Carreau 4 Pique
X
Queen Spades
Jack Spades
4 Spades
Queen Hearts
Jack Hearts
6 Hearts
5 Hearts
2 Hearts
Ace Clubs
King Clubs
10 Clubs
8 Clubs
4 Diamonds
Exercise E6585 Double!You hold the , your Partner the . The hearts are padlocked. Don't gamble on going to 5 hearts. Instead get rich at no risk. Your opponents will lose heavily and you are by no means certain of making 5 hearts.